Spider-Man and Venom - Separation Anxiety, released for the Sega Genesis, is another entry in the Spider-Man beat 'em up series. This game focuses on a story where Spider-Man and Venom must work together to overcome a common threat. It likely features the same style of cooperative gameplay that is prevalent in the genre.  Further details about the specific developer and publisher require additional research.

Spider-Man and Venom - Separation Anxiety (USA, Europe)

Spider-Man (USA) (Acclaim) (Beta) (Earlier)